Fan blade



FIG. 1 is a top plan view of a fan blade in accordance with my design;

FIG. 2 is a right side elevational view of the fan blade in accordance with my design, the left side being a mirror image thereof;

FIG. 3 is a bottom plan view of the fan blade in accordance with my design;

FIG. 4 is a outer end view of the fan blade in accordance with my design; and,

FIG. 5 is a inner end view of the fan blade in accordance with my design.

The broken lines show the environment in which the article is used and are not considered part of the design claimed. 

The ornamental design for a fan blade, as shown and described. 